MHC1785 Molybdenum Hafnium Carbon Alloy (MHC Alloy)

Catalog No.	MHC1785
Material	Mo-（0.8-1.4%）Hf-（0.05-0.15%）C
Appearance	Silverly
Shape	Sheet, plate, rod, bar or customized

Stanford Advanced Materials (SAM) can provide different shapes of MHC alloy with the custom proportion of Hf and Carbon. Standard forms include a bar, sheet, plate, disc, and special shapes are available on request.

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Description of MHC Alloy

Molybdenum has excellent creep resistance, low resistivity, high corrosion resistance, high thermal conductivity, and low thermal expansion. Comparing to pure molybdenum, MHC has higher heat resistance, better creep resistance, and higher recrystallization temperature.

MHC-alloy

Specification of MHC Alloy

* Chemical Composition

The chemical composition of MHC alloy is given in the following table.

Element	Content (%)
Molybdenum, Mo	≥98.43
Hafnium, Hf	0.80-1.4
Carbon, C	0.050-0.15
Iron, Fe	≤0.010
Nickel, Ni	≤0.0050
Silicon, Si	≤0.0050

* Mechanical Properties

The mechanical properties of MHC alloy are tabulated below.

Properties	Metric	Imperial
Tensile strength(mid-radius)	≥689 MPa	≥100 ksi
Yield strength(mid-radius)	≥586 MPa	≥85 ksi
Elongation at Break (mid-radius)	≥3%	≥3%
Hardness, Vickers	≤34	≤34